DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO Award a ₱14.5M contract to TBB CONSTRUCTION CORP.National agencies
Transaction hash:
e4af33aa1ba15080fcbdac83848f97f36cd69b57c30b1f2d8bc83ba96016a74b
Status:
Included and unchanged
Block:
#5,475 538 blocks after it
Position in block:
Transaction 421 of 474
Award day:
Apr 16, 2024 (2 yrs 6 mo ago)
Value:
₱14,478,494.39
Project:
24CC0221 - Construction of Multi-Purpose Building,
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,475 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2024 SSP", i.e. the FY2024 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO awarded it to TBB CONSTRUCTION CORP. on 2024-04-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24CC0221: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2024-08-19). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored e4af33aa1b…16a74bnow …
- 2. Block Merkle root changedstored e201d1e5ab…9dc926now …
- 3. Block #5475 hash changedstored 3cfb7bdc76…05f48cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 473 records. Each step hashes the current value together with the sibling shown.
- leaf e4af33aa1ba15080fcbdac83848f97f36cd69b57c30b1f2d8bc83ba96016a74b
- 01 L e477e899df3837506d189a06e46d146f32bac8697e1242e8c29095e1b1430043
- 02 R 04a8404e8d07ae0c5e7d59154c53c7516c4afd19d72f1b9d1fc3eef931691e9b
- 03 L 1d8c191a3da547a5eb16a9ae5254590ba5a7663dd66bbf5dc5267ee060ced21b
- 04 R 1b836be15c658b6faf1d8145c4f239d19941327f169b284880a2634515e10b33
- 05 R 898fb945e6d67f3993abb2618f2a59e025519793df08adad7846e0d5ca87e9ee
- 06 L 03e66f6b07081acef12a55134a8af1d8856b78d4de25beef22350f19168959ef
- 07 R 7e034133ff3b4361c883e52ca31984977147a7683ea9cd19983c4e97acb11b46
- 08 L aeb11bbe7125616969b4899e54cfa2d0cee62aa4d0567eb308b7ff202d483034
- 09 L bc63f36d8caa2e9eff1beb1b4a33a76ab3f1c69e80ef1eeaa8329e5249a321ef
- root e201d1e5ab0593d4ba6f35ae939006ebc0ab20510f8ae25e1bbb96ea629dc926